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Symbol
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ATRA on Nasdaq
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Investment type
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Equity / Common Stock
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Latest Disclosed Shares Owned
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1,370,081 shares
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Security Ownership %
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20%
Adiumentum Capital Fund I LP ownership in Atara Biotherapeutics, Inc. Common Stock (ATRA)
16 May 2025 - Adiumentum Capital Fund I LP has filed an SCHEDULE 13D/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 1,370,081 shares of Atara Biotherapeutics, Inc. Common Stock (ATRA).
This represents 20% ownership of the company.
This is the first filing by Adiumentum Capital Fund I LP disclosing ownership of Atara Biotherapeutics, Inc. Common Stock (ATRA).